Home / 19,965.99-29,951.69-6,814.83

Finding the Fourth Proportional to 19,965.99, 29,951.69 and 6,814.83

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Solution

The fourth proportional to 19,965.99, 29,951.69 and 6,814.83 is: 10,223.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,965.99 : 29,951.69 = 6,814.83 : x
  2. Step 2: Convert to fraction form
    19,965.99/29,951.69 = 6,814.83/x
  3. Step 3: Cross multiply
    19,965.99x = 29,951.69 × 6,814.83
  4. Step 4: Simplify right side
    19,965.99x = 204,115,750.44
  5. Step 5: Solve for x
    x = 204,115,750.44/19,965.99
  6. Step 6: Final answer
    x = 10,223.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.